Machine Design Which process will increase the fatigue duration of parts? Shot-peening Electroplating De-carburisation Finishing and polishing Shot-peening Electroplating De-carburisation Finishing and polishing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that Joint may not open up The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Bolts are weakest elements Joint may not open up The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Bolts are weakest elements ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio is the ratio of Length of arc of recess to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch Length of arc of approach to the circular pitch Length of arc of recess to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch Length of arc of approach to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which one of the following is a positive drive? Crossed flat belt drive V-belt drive Chain drive Rope drive Crossed flat belt drive V-belt drive Chain drive Rope drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dedendum is the radial distance from the Addendum circle to the clearance circle Pitch circle to the top of a tooth Top of a tooth to the bottom of a tooth Pitch circle to the bottom of a tooth Addendum circle to the clearance circle Pitch circle to the top of a tooth Top of a tooth to the bottom of a tooth Pitch circle to the bottom of a tooth ANSWER DOWNLOAD EXAMIANS APP
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